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[SOLVED] Defender Windows 2016 Server
I have uninstalled the McAfee Trellix anti-virus program on a server. When I try to use ServerManager to reinstall Microsoft Defender, I receive the following error message: 0x800f0831
Moderator, Windows Update Expert, Security Analyst
Staff member
Hi,
Follow these instructions to remove an update.
Open the Start menu of Windows and type the command CMD
When you see Command Prompt on the list, right-click on it and select Run as administrator .
When command prompt opens, copy and paste the following command into it, then press enter .
Code:
wusa /uninstall /KB:5022289
Let me know if it says it was successful or you get the message: The update KB5022289 is not installed on this computer.
The following message appears
Moderator, Windows Update Expert, Security Analyst
Staff member
Hi,
Download the
Farbar Recovery Scan Tool and save it to your Desktop:
Download the 64 bit version: -
Farbar Recovery Scan Tool Link
Open the startmenu and type the command cmd .
After you find the Command Prompt, right click on it and select Run as Administrator .
Copy and paste the following into the Command Prompt and press enter.
Code:
reg load HKLM\COMPONENTS C:\WINDOWS\SYSTEM32\CONFIG\COMPONENTS
Right-click on the file
FRST64.exe and choose
Run as administrator .
Copy and paste the following (code) into the Search box and click the Search Registry button.
When the scan is complete, a message will display that SearchReg.txt is saved in the same folder FRST was started from.
Post the logfile SearchReg.txt as attachment in your next reply.
Moderator, Windows Update Expert, Security Analyst
Staff member
Here's the first fix.
Step 1. Start the
Farbar Recovery Scan Tool again.
Warning: This script was written specifically for this system. Do not run this script on another system.
Download the attachment fixlist.txt and save it to your desktop.
Right-click on FRST.exe and select "Run as administrator".
Press the Fix button.
If for some reason the tool needs a restart, please make sure you let the system restart normally.
When finished, a log called Fixlog.txt will appear in the same directory the tool is run from.
Post the logfile Fixlog.txt as attachment in your next reply.
Step 2. Follow these instructions to remove an update.
Open the Start menu of Windows and type the command CMD
When you see Command Prompt on the list, right-click on it and select Run as administrator .
When command prompt opens, copy and paste the following command into it, then press enter .
Code:
wusa /uninstall /KB:5023697
Let me know if it says it was successful or you get the message: The update KB5023697 is not installed on this computer.
I get the message: The update KB5023697 is not installed on this computer.
Moderator, Windows Update Expert, Security Analyst
Staff member
1. Start the
Command Prompt as administrator.
Open the startmenu and type the command cmd .
After you find the Command Prompt, right click on it and select Run as Administrator .
Copy and paste the following into the Command Prompt and press enter.
Code:
reg load HKLM\COMPONENTS C:\WINDOWS\SYSTEM32\CONFIG\COMPONENTS
2. Right-click on the file
FRST.exe and choose
Run as administrator .
Copy and paste the following (code) into the Search box and click the Search Registry button.
When the scan is complete, a message will display that SearchReg.txt is saved in the same folder FRST was started from.
Post the logfile SearchReg.txt as attachment in your next reply.
Moderator, Windows Update Expert, Security Analyst
Staff member
And the next fix.
Step 1. Start the
Farbar Recovery Scan Tool again.
Warning: This script was written specifically for this system. Do not run this script on another system.
Download the attachment fixlist.txt and save it to your desktop.
Right-click on FRST.exe and select "Run as administrator".
Press the Fix button.
If for some reason the tool needs a restart, please make sure you let the system restart normally.
When finished, a log called Fixlog.txt will appear in the same directory the tool is run from.
Post the logfile Fixlog.txt as attachment in your next reply.
Step 2. Follow these instructions to remove an update.
Open the Start menu of Windows and type the command CMD
When you see Command Prompt on the list, right-click on it and select Run as administrator .
When command prompt opens, copy and paste the following command into it, then press enter .
Code:
wusa /uninstall /KB:5012596
Let me know if it says it was successful or you get the message: The update KB5012596 is not installed on this computer.
Message: The update KB5012596 is not installed on this computer.
Moderator, Windows Update Expert, Security Analyst
Staff member
1. Start the
Command Prompt as administrator.
Open the startmenu and type the command cmd .
After you find the Command Prompt, right click on it and select Run as Administrator .
Copy and paste the following into the Command Prompt and press enter.
Code:
reg load HKLM\COMPONENTS C:\WINDOWS\SYSTEM32\CONFIG\COMPONENTS
2. Right-click on the file
FRST.exe and choose
Run as administrator .
Copy and paste the following (code) into the Search box and click the Search Registry button.
When the scan is complete, a message will display that SearchReg.txt is saved in the same folder FRST was started from.
Post the logfile SearchReg.txt as attachment in your next reply.
Moderator, Windows Update Expert, Security Analyst
Staff member
And the next fix.
Step 1. Start the
Farbar Recovery Scan Tool again.
Warning: This script was written specifically for this system. Do not run this script on another system.
Download the attachment fixlist.txt and save it to your desktop.
Right-click on FRST.exe and select "Run as administrator".
Press the Fix button.
If for some reason the tool needs a restart, please make sure you let the system restart normally.
When finished, a log called Fixlog.txt will appear in the same directory the tool is run from.
Post the logfile Fixlog.txt as attachment in your next reply.
Step 2. Follow these instructions to remove an update.
Open the Start menu of Windows and type the command CMD
When you see Command Prompt on the list, right-click on it and select Run as administrator .
When command prompt opens, copy and paste the following command into it, then press enter .
Code:
wusa /uninstall /KB:5003197
Let me know if it says it was successful or you get the message: The update KB5003197 is not installed on this computer.
I get the message: The update KB5003197 is not installed on this computer.
Moderator, Windows Update Expert, Security Analyst
Staff member
1. Start the
Command Prompt as administrator.
Open the startmenu and type the command cmd .
After you find the Command Prompt, right click on it and select Run as Administrator .
Copy and paste the following into the Command Prompt and press enter.
Code:
reg load HKLM\COMPONENTS C:\WINDOWS\SYSTEM32\CONFIG\COMPONENTS
2. Right-click on the file
FRST.exe and choose
Run as administrator .
Copy and paste the following (code) into the Search box and click the Search Registry button.
When the scan is complete, a message will display that SearchReg.txt is saved in the same folder FRST was started from.
Post the logfile SearchReg.txt as attachment in your next reply.
Moderator, Windows Update Expert, Security Analyst
Staff member
And the next fix. (For now three KB's left.)
Step 1. Start the
Farbar Recovery Scan Tool again.
Warning: This script was written specifically for this system. Do not run this script on another system.
Download the attachment fixlist.txt and save it to your desktop.
Right-click on FRST.exe and select "Run as administrator".
Press the Fix button.
If for some reason the tool needs a restart, please make sure you let the system restart normally.
When finished, a log called Fixlog.txt will appear in the same directory the tool is run from.
Post the logfile Fixlog.txt as attachment in your next reply.
Step 2. Follow these instructions to remove an update.
Open the Start menu of Windows and type the command CMD
When you see Command Prompt on the list, right-click on it and select Run as administrator .
When command prompt opens, copy and paste the following command into it, then press enter .
Code:
wusa /uninstall /KB:5027219
Let me know if it says it was successful or you get the message: The update KB5027219 is not installed on this computer.
I get the message: The update KB5027219 is not installed on this computer.
Moderator, Windows Update Expert, Security Analyst
Staff member
1. Start the
Command Prompt as administrator.
Open the startmenu and type the command cmd .
After you find the Command Prompt, right click on it and select Run as Administrator .
Copy and paste the following into the Command Prompt and press enter.
Code:
reg load HKLM\COMPONENTS C:\WINDOWS\SYSTEM32\CONFIG\COMPONENTS
2. Right-click on the file
FRST.exe and choose
Run as administrator .
Copy and paste the following (code) into the Search box and click the Search Registry button.
When the scan is complete, a message will display that SearchReg.txt is saved in the same folder FRST was started from.
Post the logfile SearchReg.txt as attachment in your next reply.
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